Ключевые слова: auto, built, business, carbon, chemical, chemistry, chimney, color, construction, diesel, distillation, distillery, dramatic, ecology, economy, energy, engineering, environment, factory, gas, greenpeace, industrial, industry, lighting, manufacture, metal, night, oil, petrochemical, petrol, petroleum, pipe, pipeline, plant, pollution, power, production, protection, refinery, sky, smoke, smokestack, stack, steam, sunrise, sunset, supply, technology, tower, tube,